/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * The software in this package is published under the terms of the GPL v2.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE-GPL.txt file.
 */

package org.cemantika.contextconsumer;

import java.util.List;

/**
 * ContextConsumerAdapter represents the specification of the communication protocols between the
 * context consumer and the context manager.
 * 
 * @author andersonfellipe
 */
public interface ContextConsumerAdapter {
    
    /**
     * Returns a list containing the contextual entities of the focus.
     * 
     * @return the list of contextual entities.
     */
    public List<Object> getContextualEntities();

    /**
     * Represents the update of the {@link ContextualEntity} that had a {@link ContextualElement}
     * modified.
     * 
     * @param obj the {@link ContextualEntity} to update.
     */
    public void updateContextualEntity(Object obj);

}
